Combination optimizer filter and manifold



FIG. 1 is a top, front and left perspective view of the combination optimizer filter and manifold showing my new design;

FIG. 2 is a bottom, front and left perspective view thereof;

FIG. 3 is a top, rear and right perspective view thereof;

FIG. 4 is a rear, bottom and right perspective view thereof;

FIG. 5 is a rear, bottom and right perspective of the filter holder;

FIG. 6 is a front, top and left perspective view thereof; and,

FIG. 7 is a left side elevational view showing the filter and manifold in unfitted position.

The broken line showing in FIG. 7 is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a combination optimizer filter and manifold, as shown and described. 